.test{
    margin-top: 60px;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: row;
}
.left-test{
    height: 50px;
    width: 250px;
    background-color: white;
    display: flex;
    flex-direction: column;
    margin-right: 20px;
}
.test-left-item{
    height: 50px;
    width: 250px;
    text-align: center;
    font-size: 15px;
    line-height: 50px;
    color: black;
    user-select: none;
}
.test-left-item:active{
    color: rgb(48, 81, 190)
}
.right-test{
    width: 100%;
    height: 600px;
    display: flex;
    flex-direction: column;
    box-shadow:  2px 2px 4px #888888;
    background-color: white;
}
.test-topbar{
    width: 200px;
    height: 30px;
    margin-top: 10px;
    margin-bottom: 10px;
    line-height: 30px;
    text-align: center;
    font-size: 20px;
    color: black;
    font-weight: bold;
}
.choose-test{
    width: 360px;    
    height: 490px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.subject{
    width: 360px;
    height: 60px;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    margin-bottom: 10px;
    box-shadow:  2px 2px 2px #9c9c9c;
}
.subject-item{
    width: 160px;
    height: 40px;
    margin-top: 10px;
    margin-bottom: 10px;
    border-radius: 10px;
    border: gray solid 1px;
    line-height: 40px;
    text-align: center;
}
.problem-number{
    width: 180px;
    height: 40px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-around;

}
.problem-number-detail{
    width: 30px;
    height: 30px;
    text-align: center;
    line-height: 30px;
}
.problem-jia{
    cursor: pointer;
    user-select: none;
    width: 30px;
    height: 30px;
    font-size: 20px;
    text-align: center;
    line-height: 30px;
    color: #ffffff;
    font-weight: bold;
    border-radius: 5px;
    border:none;
    background-color: rgb(48 100 208 / 83%);
}
.problem-jian{
    cursor: pointer;
    user-select: none;
    width: 30px;
    height: 30px;
    font-size: 20px;
    text-align: center;
    line-height: 30px;
    color: #ffffff;
    font-weight: bold;
    border-radius: 5px;
    border:none;
    background-color: rgb(48 100 208 / 83%);
}
.test-footbar{
    width: 200px;
    height: 40px;
    margin-top: 10px;
    margin-bottom: 10px;
    font-size: 18px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.test-button{
    width: 120px;
    height: 40px;
    font-size: 15px;
    text-align: center;
    line-height: 40px;
    color: #ffffff;
    font-weight: bold;
    border-radius: 5px;
    border:none;
    background-color: rgb(48 100 208 / 83%);
}